Table 3

 Distribution of bacterial isolates from aerobic and facultative-anaerobic culture of ileal mucosal samples

Total Gram negativeTotal Gram positiveE coliKlebsiella sppProteus sppStreptococcus sppEnterococcus sppStaphylococcus spp
n (%)n (%)n (%)n %n (%)n (%)n (%)n (%)
CD, Crohn’s disease; IC, indeterminate colitis; LNH, lymphonodular hyperplasia; n, number of bacterial isolates; UC, ulcerative colitis; %, percentage of strains isolated in ileum mucosa biopsy specimens calculated as number of isolates found with respect to total Gram-negative or Gram-positive isolates detected in each group.
Controls3 (30.0)7 (70.0)3 (100)0 (0.0)0 (0.0)2 (28.5)4 (57.0)1 (14.2)
CD18 (51.4)12 (48.6)12 (66.7)3 (16.7)3 (16.7)5 (29.4)8 (47.1)4 (23.5)
UC12 (50.0)12 (50.0)10 (83.3)2 (16.6)0 (0.0)4 (33.3)8 (66.6)0 (0.0)
IC7 (46.6)8 (53.3)3 (42.8)4 (57.1)0 (0.0)2 (25.0)4 (50.0)2 (25.5)
LNH14 (44.0)11 (56.0)20 (71.4)4 (28.6)0 (0.0)5 (45.4)3 (27.3)3 (27.3)